Your Armpit Hair Will (Probably) Never Grow To The Floor. Here's Why.

A few weeks back, we examined why fingernails grow so much faster than toenails. Now comes the explanation for another bodily-function quirk you’ve always kinda wondered about, courtesy of the SciShow’s Hank Green: How does hair (including, like, eyebrow and armpit hair) know when to stop growing? » 5/24/15 9:00am 5/24/15 9:00am

Unknown disease causes woman to grow fingernails instead of hair

In 2009, student Shanyna Isom experienced an allergic reaction to a steroid treatment she received for an asthma attack. Since then, she's been afflicted by a medical disorder that's left physicians at Johns Hopkins University stumped. What was initially mistaken for eczema and a staph infection has left Isom with… » 8/10/12 9:35am 8/10/12 9:35am

Holy hell is this real-life robotic barber terrifying

As a fundraiser for charity, a fellow from the robotics firm Intelligent Automation Inc. decided to get his haircut by the company's Multi-Arm Unmanned Ground Vehicle, a tri-limbed machine that was conveniently armed with whirring hair clippers. Yes, the salon masters of the future will be herky-jerky metal hydras,… » 3/21/12 11:50am 3/21/12 11:50am

Redheads experience pain differently than the rest of us

It's melanin Monday (not a real thing — but it should be), time to brush up on your knowledge of all things pigment-related! People with fair skin and rosy locks get their distinctive looks from mutations in the gene that codes for melanocortin 1 receptor, a protein that aids in the synthesis of the pigment melanin;… » 3/05/12 7:00am 3/05/12 7:00am

The Next Alternative Energy Solution? Human Hair

Milan Karki, an 18 year-old from a rural village in Nepal, has invented a type of solar panel that replaces expensive silicon with cheap, easily replenished human hair. Melanin, the pigment in human hair acts as a conductor for solar energy, and hair, unlike silicon, can be easily replaced, giving the panels a longer… » 9/10/09 9:30am 9/10/09 9:30am